/ Dictionary / Index E epigynum: Meaning and Definition of Find definitions for: e•pig•y•num Pronunciation: (i-pij'u-num), [key] — n. Zool. the chitinous plate in arachnids that covers the opening to the female genital tract. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. epigynous epilate Related Content Daily Word Quiz: ingenuity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language